Hexachlorobenzene

For Hexachlorobenzene, cas no. is 118-74-1; cercla rq (lbs) is 10; rcra waste number is U127; regulatory categories is 2,3,4, verified against its source on 2026-08-05.

Substance: Hexachlorobenzene
CAS No.: 118-74-1
CERCLA RQ (lbs): 10
RCRA waste number: U127
Regulatory categories: 2,3,4

Sourceecfr.gov

Verified2026-08-05

Review by2027-08-05

DatasetUS federal chemical regulatory reporting thresholds by program (CERCLA, EPCRA, CAA)

What the source says

Hexachlorobenzene | 118-74-1 | 2,3,4 | U127 | 10 (4.54)

— ecfr.gov, retrieved 2026-08-05

Source

ecfr.govhttps://www.ecfr.gov/current/title-40/chapter-I/subchapter-J/part-302/section-302.4

Last verified against source: 2026-08-05. Scheduled for re-check by: 2027-08-05. This page as Markdown · OKF bundle · full dataset as JSON.